CA2383042A1 - Multiple module encryption method - Google Patents

Multiple module encryption method Download PDF

Info

Publication number
CA2383042A1
CA2383042A1 CA002383042A CA2383042A CA2383042A1 CA 2383042 A1 CA2383042 A1 CA 2383042A1 CA 002383042 A CA002383042 A CA 002383042A CA 2383042 A CA2383042 A CA 2383042A CA 2383042 A1 CA2383042 A1 CA 2383042A1
Authority
CA
Canada
Prior art keywords
module
encryption
decryption
key
modules
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
CA002383042A
Other languages
English (en)
French (fr)
Inventor
Marco Sasselli
Christophe Nicolas
Michael John Hill
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NagraCard SA
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2383042A1 publication Critical patent/CA2383042A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/002—Countermeasures against attacks on cryptographic mechanisms
    • H04L9/003—Countermeasures against attacks on cryptographic mechanisms for power analysis, e.g. differential power analysis [DPA] or simple power analysis [SPA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Slot Machines And Peripheral Devices (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
CA002383042A 1999-08-30 2000-08-24 Multiple module encryption method Abandoned CA2383042A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CH1573/99 1999-08-30
CH157399 1999-08-30
US19417100P 2000-04-03 2000-04-03
US60/194,171 2000-04-03
PCT/IB2000/001157 WO2001017159A1 (fr) 1999-08-30 2000-08-24 Methode d'encryptage multi-modules

Publications (1)

Publication Number Publication Date
CA2383042A1 true CA2383042A1 (en) 2001-03-08

Family

ID=25688037

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002383042A Abandoned CA2383042A1 (en) 1999-08-30 2000-08-24 Multiple module encryption method

Country Status (27)

Country Link
EP (1) EP1208666A1 (sk)
JP (1) JP2003508965A (sk)
KR (1) KR20020041807A (sk)
CN (1) CN100448193C (sk)
AP (1) AP2002002433A0 (sk)
AU (1) AU769437B2 (sk)
BG (1) BG64520B1 (sk)
BR (1) BR0013712A (sk)
CA (1) CA2383042A1 (sk)
CU (1) CU22950A3 (sk)
CZ (1) CZ2002582A3 (sk)
DZ (1) DZ3193A1 (sk)
EA (1) EA003745B1 (sk)
EE (1) EE200200106A (sk)
HK (1) HK1048407B (sk)
HR (1) HRP20020179A2 (sk)
HU (1) HU224846B1 (sk)
IL (1) IL148285A0 (sk)
MA (1) MA25431A1 (sk)
MX (1) MXPA02001849A (sk)
NO (1) NO20020951L (sk)
NZ (1) NZ517438A (sk)
OA (1) OA12153A (sk)
PL (1) PL353795A1 (sk)
SK (1) SK2892002A3 (sk)
TR (1) TR200200525T2 (sk)
WO (1) WO2001017159A1 (sk)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8775319B2 (en) 2006-05-15 2014-07-08 The Directv Group, Inc. Secure content transfer systems and methods to operate the same
US10397258B2 (en) 2017-01-30 2019-08-27 Microsoft Technology Licensing, Llc Continuous learning for intrusion detection

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5594797A (en) * 1995-02-22 1997-01-14 Nokia Mobile Phones Variable security level encryption
DE19539700C1 (de) * 1995-10-25 1996-11-28 Siemens Ag Sicherheitschip

Also Published As

Publication number Publication date
NO20020951D0 (no) 2002-02-27
BG64520B1 (bg) 2005-05-31
EP1208666A1 (fr) 2002-05-29
AU6311800A (en) 2001-03-26
TR200200525T2 (tr) 2002-07-22
MXPA02001849A (es) 2004-02-26
BR0013712A (pt) 2002-05-07
JP2003508965A (ja) 2003-03-04
CN100448193C (zh) 2008-12-31
HK1048407A1 (en) 2003-03-28
PL353795A1 (en) 2003-12-01
SK2892002A3 (en) 2002-07-02
AP2002002433A0 (en) 2002-03-31
IL148285A0 (en) 2002-09-12
HRP20020179A2 (en) 2004-02-29
WO2001017159A1 (fr) 2001-03-08
DZ3193A1 (fr) 2001-03-08
HU224846B1 (en) 2006-03-28
BG106436A (en) 2002-10-31
CU22950A3 (es) 2004-04-13
EA003745B1 (ru) 2003-08-28
MA25431A1 (fr) 2002-04-01
NZ517438A (en) 2003-09-26
AU769437B2 (en) 2004-01-29
HK1048407B (zh) 2009-09-25
HUP0202691A2 (en) 2002-12-28
CN1371563A (zh) 2002-09-25
CZ2002582A3 (cs) 2002-07-17
EE200200106A (et) 2003-04-15
EA200200184A1 (ru) 2002-06-27
NO20020951L (no) 2002-04-23
KR20020041807A (ko) 2002-06-03
OA12153A (fr) 2006-05-08

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued